My computer has an audio output. And I need an audio cable to send the _____ files to you.( ) A: video B: visible C: visual D: audio

A business presentation is typically carried out using audio/visual presentation material, such as projectors and statistical documents created with presentation software.

In libraries, readers can get information from （） A: computer terminal, books, periodicals or nonfiction B: books, periodicals, audio-visual materials or video tapes C: periodicals, books, audio-visual materials or a computer terminal D: materials, reference books, periodicals, audio-visual or journals

We would like to invite you to an ______...audio-visual system.

Perfect for transporting computers, audio visual equipment and other office machinery.（） A: It is a perfect way of transportation. B: It is ideal for moving valuable equipment. C: It can be used to transfer home appliances.

( )用于加入声音,( )用于加入视频。 A: <;audio>; <;video>; B: <;video>; <;audio>; C: <;audio>; <;audio>; D: <;video>; <;video>;

关于audio标签的描述，下列说法正确的是（）。 A: audio是一个视频标签 B: audio是一个音频标签 C: 在<;audio>;和<;/audio>;之间不能插入文字 D: 在<;audio>;和<;/audio>;之间可以插入文字

We would like to invite you to an ________ (exclude) presentation of our new DX700s audio-visual system.

音频和视频标签名称为() A: video和audio B: audio和video C: voice和audio D: audio和image

下面哪个组件是在Unity能播放一段声音的：（ ） A: Audio Source B: Audio Clip C: Audio Listener D: Audio Mixer